The Unicel 7CH-322 hot tub filter is used in select Artesian Resort Line Spa models and Coleman by MAAX spas the use the OEM filters 100520 and 3301-2109. Also a compatible one piece replacement cartridge for the 7" OD ECO-PURE filter used in select Master Spas.
Filter details:
- Unicel P/N: 7CH-322
- Diameter: 7"
- Length: 8"
- Top: Handle
- Bottom: 2" MPT Thread (Fine)
- Media: 32 sq.ft.
- Filter Media: 3oz Reemay
- Pleat count: 175
Compatible replacement for:
- Pleatco PAS35-F2M and
- Filbur FC-0419.
- Coleman OEM 100520
- Coleman OEM 3301-2109
How long should Unicel hot tub filters last?
While most hot tub filters need to be changed every six to twelve months, Unicel brand filters are made with REEMAY premium trilobal filtration media that delivers 45% more surface area over standard rounded filter fibres and can last up to two years or more, depending on your level of use and cleaning routine.
